19693912

素因数分解:

$2^3\times 7^1\times {\mathrm{401}}^1\times {\mathrm{877}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 42354720

約数和(自身を除く): 22660808

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 401, 802, 877, 1604, 1754, 2807, 3208, 3508, 5614, 6139, 7016, 11228, 12278, 22456, 24556, 49112, 351677, 703354, 1406708, 2461739, 2813416, 4923478, 9846956, 19693912]

約数ペア:

[(1, 19693912), (2, 9846956), (4, 4923478), (7, 2813416), (8, 2461739), (14, 1406708), (28, 703354), (56, 351677), (401, 49112), (802, 24556), (877, 22456), (1604, 12278), (1754, 11228), (2807, 7016), (3208, 6139), (3508, 5614)]